Measuring Volume with the Metric System
What about volume? How do we choose the correct unit to measure volume?
There are two metric units for measuring volume or capacity, milliliters and liters. This comparison may seem a little more obvious that the units for mass. A milliliter would be used to measure very small amounts of liquid. Milliliters are much smaller even than ounces. A liter would be used to measure much larger volumes of liquid.
A milliliter is
Would you measure a bottle of soda in liters or milliliters?
You would measure it in liters. A 2 liter bottle of soda is a standard size for soda bottles. Think about milliliters as the amount of liquid in an eyedropper.
Use what you have learned to select the correct metric unit for each item.
The weight of five pennies
The amount of water in a bathtub.
The weight of a car
Here are the vocabulary words in this Concept.
- Customary System
- The system of measurement common in the United States, uses feet, inches, pounds, cups, gallons, etc.
- the amount of liquid an object or item can hold
- the weight of an object
Here are videos for review.
Directions: Choose the best unit of either length, mass or volume to measure each item.
1. A dictionary
2. A flea under a microscope
3. A jug of apple cider
4. An almond
5. Drops of water from an eyedropper
6. Ten dimes
7. Diameter of a dime
8. A bucket of water
9. A baby bottle
10. A handful of rice
11. A large jug of water
12. A water tower
13. The water in a swimming pool
14. Distance across a swimming pool
15. The weight of a boat
16. A handful of sand
17. The weight of a backpack